Assignee
EVERGREEN ENERGY INC
US·2 granted patents·1 pending application·10 citations·filing 2004–2009
Top patents by PatentIndex Score
3 records- 0170US7842107B2Method and apparatus for thermally upgrading carbonaceous materialsEVERGREEN ENERGY INC·Filed 2006·Granted Nov 30, 2010·1 cites·26 claims
- 0269US7198655B2Method and apparatus for thermally upgrading carbonaceous materialsEVERGREEN ENERGY INC·Filed 2004·Granted Apr 3, 2007·9 cites·7 claims
- 0366US2010037516A1Method for thermally upgrading carbonaceous materialsEVERGREEN ENERGY INC·Filed 2009·Application pending·0 cites
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